1 files changed, 7 insertions, 0 deletions
diff --git a/src/intf.h b/src/intf.h
index a40e9c4..a6b6577 100644
--- a/src/intf.h
+++ b/src/intf.h
@@ -10,8 +10,15 @@
 #include "trans.h"
 
 enum {
+	/* created, added to the list */
 	TSNIF_INTF_STATE_NEW = 1,
+	/* attach is sent, waiting for TGROUP msg */
+	TSNIF_INTF_STATE_ATTACH,
+	/* detach is sent, waiting for ack */
+	TSNIF_INTF_STATE_DETACH,
+	/* got TGROUP msg, receiving DATA msg */
 	TSNIF_INTF_STATE_DATA,
+	/* got detach ack, released */
 	TSNIF_INTF_STATE_DONE,
 };